(19)
(11) EP 3 704 065 A1

(12)

(43) Date of publication:
09.09.2020 Bulletin 2020/37

(21) Application number: 18811414.4

(22) Date of filing: 01.11.2018
(51) International Patent Classification (IPC): 
C02F 1/52(2006.01)
C02F 101/10(2006.01)
(86) International application number:
PCT/US2018/058746
(87) International publication number:
WO 2019/089954 (09.05.2019 Gazette 2019/19)
(84) Designated Contracting States:
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated Extension States:
BA ME
Designated Validation States:
KH MA MD TN

(30) Priority: 01.11.2017 US 201762580246 P
21.11.2017 US 201762589322 P

(71) Applicant: Neo Chemicals & Oxides, LLC
Greenwood Village, Colorado 80111 (US)

(72) Inventors:
  • HANELINE, Mason Reames
    Orange CA 92869 (US)
  • GALLMANN, James Frederic
    Baton Rouge LA 70817 (US)

(74) Representative: Haseltine Lake Kempner LLP 
Redcliff Quay 120 Redcliff Street
Bristol BS1 6HU
Bristol BS1 6HU (GB)

   


(54) RARE EARTH CLARIFYING AGENT AND METHOD FOR USE IN PRIMARY TREATMENT OF WASTEWATER